tests

fix tests #157

Job	Run time
tests (swift:5.10-noble, debug, --enable-code-coverage, true)	2m 12s
tests (swift:5.10-noble, debug, --enable-code-coverage, true)	2m 15s
tests (swift:5.10-noble, release, -c release -Xswiftc -enable-testing, false)	10m 56s
tests (swift:5.10-noble, release, -c release -Xswiftc -enable-testing, false)	7m 51s
tests (swift:6.0-noble, debug, --enable-code-coverage, true)	1m 57s
tests (swift:6.0-noble, debug, --enable-code-coverage, true)	2m 0s
tests (swift:6.0-noble, release, -c release -Xswiftc -enable-testing, false)	8m 27s
tests (swift:6.0-noble, release, -c release -Xswiftc -enable-testing, false)	7m 9s
tests (swiftlang/swift:nightly-main-jammy, debug, --enable-code-coverage, true)	2m 15s
tests (swiftlang/swift:nightly-main-jammy, debug, --enable-code-coverage, true)	2m 16s
tests (swiftlang/swift:nightly-main-jammy, release, -c release -Xswiftc -enable-testing, false)	2m 12s
tests (swiftlang/swift:nightly-main-jammy, release, -c release -Xswiftc -enable-testing, false)	2m 18s
	51m 48s

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